127697860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3083}}^1$

素因数の和:3220

約数の個数: 48

約数和(自身を含む): 284961600

約数和(自身を除く): 157263740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 3083, 4142, 6166, 8284, 10355, 12332, 15415, 20710, 30830, 41420, 58577, 61660, 117154, 234308, 292885, 336047, 585770, 672094, 1171540, 1344188, 1680235, 3360470, 6384893, 6720940, 12769786, 25539572, 31924465, 63848930, 127697860]

約数ペア:

[(1, 127697860), (2, 63848930), (4, 31924465), (5, 25539572), (10, 12769786), (19, 6720940), (20, 6384893), (38, 3360470), (76, 1680235), (95, 1344188), (109, 1171540), (190, 672094), (218, 585770), (380, 336047), (436, 292885), (545, 234308), (1090, 117154), (2071, 61660), (2180, 58577), (3083, 41420), (4142, 30830), (6166, 20710), (8284, 15415), (10355, 12332)]